What’s Vulnerable › Vulnerabilities

CVE-2024-58291: Flatboard 3.2 Authenticated Stored Cross-Site Scripting via Forum Information Field

• Severity: medium (CVSS 5.3 v4.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.4% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2025-12-11 · updated 2026-10-27
• Weakness: CWE-79

Description

Flatboard 3.2 contains a stored cross-site scripting vulnerability that allows authenticated administrators to inject malicious scripts in forum information fields. Attackers can insert JavaScript payloads that execute when other users view the forum, potentially stealing session cookies and executing client-side scripts.

Affected products

• Flatboard: 3.2

References

• https://flatboard.org/
• https://flatboard.org/support
• https://www.exploit-db.com/exploits/52054
• https://www.vulncheck.com/advisories/flatboard-authenticated-stored-cross-site-scripting-via-forum-information-field

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